People's Committee of Dong Thap Province Department of Agriculture and Rural Development
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PEOPLE'S COMMITTEE OF DONG THAP PROVINCE DEPARTMENT OF AGRICULTURE AND RURAL DEVELOPMENT Public Disclosure Authorized PROJECT: MEKONG DELTA INTEGRATED CLIMATE RESILIENCE AND SUSTAINABLE LIVELIHOODS (MD-ICRSL) SUBPROJECT: IMPROVING THE ABILITY OF FLOOD DRAINAGE AND DEVELOPING STABLE LIVELIHOODS, CLIMATE CHANGE ADAPTATION IN THE PLAIN OF REED (THE NORTHERN DISTRICTS OF DONG THAP PROVINCE) Public Disclosure Authorized ENVIRONMENTAL AND SOCIAL IMPACT ASSESSMENT REPORT Public Disclosure Authorized Public Disclosure Authorized Dong Thap, April 2019 1 TABLE OF CONTENTS TABLE OF CONTENTS ......................................................................................................... 2 ABBREVIATIONS AND ACRONYMS ................................................................................ 7 LIST OF FIGURES .................................................................................................................. 9 LIST OF TABLES .................................................................................................................. 12 INTRODUCTION .................................................................................................................. 15 1. THE ORIGIN OF THE SUBPROJECT ..................................................................... 15 2. COMPETENT ORGANIZATION TO APPROVE FEASIBLE STUDY, INVESTMENT PROJECT OR EQUIVALENT DOCUMENT ........................................ 16 3. LINKAGE BETWEEN THE SUBPROJECT AND OTHER PROJECTS, DEVELOPMENT PLANNING’S APPROVED BY COMPETENT STATE MANAGEMENT AGENCIES .............................................................................................. 16 3.1. VnSAT project ....................................................................................................... 16 3.2. Land use planning till 2020 .................................................................................. 17 3.3. Flood planning in Mekong Delta.......................................................................... 17 3.4. Project of community-based freshwater resources conservation and management in Vietnam .................................................................................................... 18 3.5. Other related projects ........................................................................................... 19 4. NATIONAL LAWS AND REGULATIONS AND WB SAFEGUARD POLICIES 19 4.1. Relevant National Laws and Regulations ........................................................... 19 4.1.1. National laws and regulations are applied for the subproject environronmental and social assessment and environmental management .................................................. 19 4.1.2. Legal documents, decisions and official letters of related authorities on the subproject ......................................................................................................................... 21 4.1.3. Documents and data of the subproject owner to be used in the process of environmental impact assessment .................................................................................... 22 4.2. Applicable WB Safeguard Policies ...................................................................... 22 5. ORGANIZATION OF THE ESIA REPORT ............................................................. 24 6. METHODOLOGIES AND APPROACHES FOR ENVIRONMENTAL AND SOCIAL IMPACT ASSESSMENT ...................................................................................... 27 6.1. Methods of ESIA ................................................................................................... 27 6.1.1. Rapid assessment method ................................................................................... 27 6.1.2. Impact identification method .............................................................................. 27 6.1.3. Mapping method ................................................................................................. 27 6.1.4. Impact matrix method ......................................................................................... 27 6.1.5. Household survey ............................................................................................... 27 6.1.6. Focus group discussion and community consultation ........................................ 28 6.2. Other methods ....................................................................................................... 28 6.2.1. Method of information and data inheritance, summary and analysis ................. 28 6.2.2. Review of secondary data ................................................................................... 28 6.2.3. Field survey method ............................................................................................ 28 2 6.2.4. Field observation ................................................................................................. 28 6.2.5. Comparision method ........................................................................................... 29 6.2.6. Consensus method .............................................................................................. 29 6.2.7. Sampling and analyzing methods in laboratory .................................................. 29 CHAPTER 1. SUBPROJECT DESCRIPTION ................................................................. 30 1.1. SUPROJECT NAME AND OWNER ........................................................................ 30 1.2. SUBPROJECT OWNER ............................................................................................ 30 1.3. SUBPROJECT LOCATION ...................................................................................... 30 1.4. THE SCOPE OF SUB-PROJECT ............................................................................. 31 1.4.1. Subproject objectives and tasks .......................................................................... 31 1.4.2. Structural works .................................................................................................. 32 1.4.3. Non-structural works .......................................................................................... 52 1.5. CONSTRUCTION METHODS AND EQUIPMENT FOR THE SUBPROJECT55 1.5.1. Dredging canals .................................................................................................. 55 1.5.2. Strengthening semi-dykes and canal heads ........................................................ 56 1.5.3. Executing culverts and pump stations................................................................. 58 1.6. LIST OF MACHINERY AND EQUIPMENT ......................................................... 58 1.7. AFFECTED AREA OF THE SUBPROJECT ......................................................... 60 1.8. MATERIAL SUPPLIES ............................................................................................. 70 1.9. DISPOSAL SITES AND TRANSPORTATION ROUTES ..................................... 71 1.10. AUXILIARY WORKS ............................................................................................. 73 1.11. INVESTMENT FUND AND IMPLEMENTATION SCHEDULE ...................... 74 1.11.1. Investment fund .................................................................................................. 74 1.11.2. Implementation schedule .................................................................................... 74 1.12. ORGANIZATION FOR THE SUBPROJECT MANAGEMENT AND IMPLEMENTATION ........................................................................................................ 74 CHAPTER 2. NATURAL AND SOCIO-ECONOMIC CONDITIONS OF THE SUBPROJECT AREA ........................................................................................................... 77 2.1. NATURAL CONDITION .......................................................................................... 77 2.1.1. Geographical location of the subproject ............................................................. 77 2.1.2. Infrastructure system and serices ........................................................................ 84 2.1.3. Geology and topography ..................................................................................... 93 2.1.4. Climate and meteorology .................................................................................... 95 2.1.5. Hydrology and river system ................................................................................ 97 2.1.6. Erosion in the subproject area ........................................................................... 102 2.2. CURRENT STATUS OF ENVIRONMENTAL QUALITY ................................. 102 2.2.1. Air quality ......................................................................................................... 102 2.2.2. Soil quality ........................................................................................................ 104 2.2.3. Sediment quality ............................................................................................... 109 2.2.4. Surface water quality ........................................................................................ 110 2.2.5. Groundwater quality ......................................................................................... 117 2.2.6. Mineral resources .............................................................................................. 119 3 2.3. CURRENT STATUS OF BIOLOGICAL RESOURCES ..................................... 120 2.4. SOCIO-ECONOMIC CONDITION ......................................................................